cruzliliana67
cruzliliana67
12-11-2017
Mathematics
contestada
May someone please help with 33.?
Respuesta :
MathisLif3
MathisLif3
12-11-2017
2x+3y=50
x+y=21
where x,y are 2pt and 3ptrs
y=21-x
2x+3(21-x)=50
2x+63-3x=50
-x=-13
x=13
so 13+y=21 => y=8
Check 2*13+3*8=50 yuup
they had 13 2ptrs and 8 3ptrs
Answer Link
VER TODAS LAS RESPUESTAS ( 54+ )
Otras preguntas
6/9 is a rational number. Select all the rational numbers that are equivalent to . 0.6(line over 6) 2/3 0.66(line over 66)7 0. 66(line over 66)
Select the solution to the following system of equations:
Intelligence is analyzed information which in turn becomes decision-making intelligence when it has ramifications for the firm. Question 6 options: True False
person who has a weakened immune system may not be able to fight against infection because
Are people still in school? since this is an art question i had to include some of my art any tips?
Mrs. Ibarra wants to create a right triangle for a geometry test. She plans to use 15, 36, and 41 as side lengths. Select the four true statements regarding the
As a teenager, feeling tired and stressed can influence your mental/emotional health, school performance, and your social life. Feeling tired (fatigued) and str
8.3.4 Karl bought five folders from Pay-A-Lot at a cost of $2.50 each. Pay-A-Lot had a 20% -off sale the following day. How much could Karl have saved on the pu
what is the produt of meilosis 1
5. Write about Big Business during the Industrial Revolution. Incorporate 4 of the follow terms into your paragraph: Robber Barons,Cronyism, Kickbacks, Nepotism
